报错 socket operation on non-socket about gev HOT 3 CLOSED

       acceptFd, err := unix.Socket(unix.AF_INET, unix.SOCK_STREAM, 0)
	if err != nil {
		panic(err)
	}
	_, _, port := parseAddr(s.addr)
	sockaddrInet4 := &unix.SockaddrInet4{
		Port: port,
		Addr: [4]byte{0, 0, 0, 0},
	}
	err = unix.Bind(acceptFd, sockaddrInet4)
	if err != nil {
		panic(err)
	}
	err = unix.Listen(acceptFd, 100)
	if err != nil {
		panic(err)
	}